Spreadsheet Conversion
Convert XLTX to XLS Online — Free
Fast, free XLTX to XLS converter. No registration required.
またはインポート元
200万以上のファイル変換
数千人のユーザーに信頼されています
安全な転送
HTTPS暗号化アップロード
プライバシー優先
処理後にファイルを自動削除
登録不要
すぐに変換を開始
どこでも動作
あらゆるブラウザ、あらゆるデバイス
変換方法
1
Upload your .xltx file by dragging it into the upload area or clicking to browse.
2
Choose your output settings. The default settings work great for most files.
3
Click Convert and download your .xls file when it's ready.
XLTXとは？
XLTX is the standard Microsoft Excel template format in Office Open XML. It stores cell formatting, conditional rules, charts, and formulas as reusable templates without macros.
形式の詳細
- 正式名称
- Excel Template
- 拡張子
- .xltx
主な特徴
- OOXML format
- Excel template
- No macros
- Standardized
XLSとは？
XLS is the legacy Microsoft Excel format used before Office 2007. While superseded by XLSX, it's still widely found in enterprise data exports and archived files.
形式の詳細
- 正式名称
- Microsoft Excel 97-2003
- 拡張子
- .xls
主な特徴
- Legacy support
- Wide compatibility
- Spreadsheet
- Data analysis
XLTXとXLSの比較
| 特徴 | XLTX | XLS |
|---|---|---|
| 正式名称 | Excel Template | Microsoft Excel 97-2003 |
| 拡張子 | .xltx | .xls |
| 最適な用途 | OOXML format | Legacy support |
よくある質問
Yes. You can convert up to 5 files per day completely free, with no watermark or registration required. Pro users get unlimited conversions and larger file sizes.
Most files convert in under 30 seconds. Larger files may take 1-3 minutes. Processing runs on our servers, so your device stays fast.
Our converter uses optimized settings to preserve quality. Default settings prioritize quality over file size. You can adjust settings for more control.
Free users can convert files up to 100MB. Pro users can convert files up to 2GB with priority processing.
Yes. Our converter is browser-based and works on any device — iPhone, Android, tablet, or desktop. No app or software installation needed.